Mercedes-Benz Spark Plug - Bosch FR-7-KTC (7407) NGK BKUR6ET-10 (2397) NGK 003159780326

Parts in our catalog come with a 3-year warranty.

• Every item in our catalog comes with a 3-year unlimited mile warranty.
• Wear items come with a 3-year warranty against a manufacturer's defect. We do not warranty wear items that have reached the end of their useful life.  Wear items include brake pads, brake rotors, wiper blades, clutches, consumables.
• A/C compressors must be installed with a new dryer. A work order from a shop showing that the system was evacuated and charged must be included with the warranty claim.
• Power steering racks and pumps must include proof of oil flush and a power steering filter replacement (if present). Proof or purchase for at least two liters of power steering fluid and a filter is sufficient.
• Warranty does not cover products that have been modified, improperly installed or damaged during the installation. We do not cover stripped threads or snapped studs.
• Cosmetic issues, such as surface rust, fading from the sun, water damage, heat damage, etc. are not covered by warranty.